preprint

This is the preprint of an article that will appear in Computational Materials Science (doi.org/10.1016/j.commatsci.2019.109217)

A 3D phase field dislocation dynamics model for body-centered cubic crystals

Xiaoyao Peng (Carnegie Mellon University), Nithin Mathew (Los Alamos National Laboratory), Irene J. Beyerlein (University of California, Santa Barbara), Kaushik Dayal (Carnegie Mellon University), Abigail Hunter (Los Alamos National Laboratory)

Abstract

This is the preprint of an article that will appear in JMPS (https://doi.org/10.1016/j.jmps.2017.09.015)

Bond-level Deformation Gradients and Energy Averaging in Peridynamics

Timothy Breitzman (Air Force Research Laboratory), Kaushik Dayal (Carnegie Mellon University)

Abstract

This is the preprint of an article that will appear in the Journal of the Mechanics and Physics of Solids. (doi:10.1016/j.jmps.2013.09.025).

Atomistic-to-Continuum Multiscale Modeling with Long-Range Electrostatic Interactions in Ionic Solids

by Jason Marshall and Kaushik Dayal, Carnegie Mellon University

Abstract 

We present a multiscale atomistic-to-continuum method for ionic crystals with defects. Defects

This is the preprint of an article that has appeared in JMPS (http://dx.doi.org/10.1016/j.jmps.2012.09.008)

Symmetry-Adapted Phonon Analysis of Nanotubes

by Amin Aghaei and Kaushik Dayal, Carnegie Mellon University; Ryan Elliott, University of Minnesota

Abstract

This is the preprint of an article that will appear in Modelling and Simulation in Materials Science and Engineering (doi:10.1088/0965-0393/20/3/035021).

Real-space phase-field simulation of piezoresponse force microscopy accounting for stray electric fields

by Lun Yang and Kaushik Dayal, Carnegie Mellon University

Abstract

This is the preprint of an article that will appear in the International Journal of Fracture (DOI: 10.1007/s10704-011-9670-2).

Microstructure and Stray Electric Fields at Surface Cracks in Ferroelectrics

by Lun Yang and Kaushik Dayal, Carnegie Mellon University

Abstract

This is the preprint of an article that will appear in the Journal of Applied Physics, 111:014106, 2012. (doi:10.1063/1.3674320).

Free Surface Domain Nucleation in a Ferroelectric under an Electrically Charged Tip

by Lun Yang and Kaushik Dayal, Carnegie Mellon University

Abstract

This is the preprint of an article that will appear in the Journal of Computational Physics (DOI: 10.1016/j.jcp.2011.07.001).

A Completely Iterative Method for the Infinite Domain Electrostatic Problem with Nonlinear Dielectric Media

by Lun Yang and Kaushik Dayal, Carnegie Mellon University

Abstract

This is the preprint of an article that will appear in Acta Materialia (DOI: 10.1016/j.actamat.2011.07.014)

Effect of Lattice Orientation, Surface Modulation, and Applied Fields on Free-Surface Domain Microstructure in Ferroelectrics

by Lun Yang and Kaushik Dayal, Carnegie Mellon University

Abstract